package com.ruoyi.framework.config;

import org.springframework.amqp.core.*;
import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
import org.springframework.amqp.support.converter.MessageConverter;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

@Configuration
public class RabbitmqConfig {
    public static final String QUEUE_INFORM_EMAIL = "queue_inform_email";

    public static final String QUEUE_INFORM_BPM = "queue_inform_bpm";

    public static final String EXCHANGE_TOPIC_INFORM = "exchange_topic_inform";

    public static final String ROUTINGKEY_EMAIL = "inform.#.email.#";

    public static final String ROUTINGKEY_BPM = "inform.#.bpm.#";


    // 声明交换机
    @Bean(EXCHANGE_TOPIC_INFORM)
    public Exchange EXCHANGE_TOPIC_INFORM(){
        // durable(true) 持久化, mq重启之后交换机还在
        return ExchangeBuilder.topicExchange(EXCHANGE_TOPIC_INFORM).durable(true).build();
    }

    // 声明QUEUE_INFORM_EMAIL队列
    @Bean(QUEUE_INFORM_EMAIL)
    public Queue QUEUE_INFORM_EMAIL(){
        return new Queue(QUEUE_INFORM_EMAIL);
    }

    // 声明QUEUE_INFORM_SMS队列
    @Bean(QUEUE_INFORM_BPM)
    public Queue QUEUE_INFORM_SMS(){
        return new Queue(QUEUE_INFORM_BPM);
    }

    // ROUTINGKEY_EMAIL队列绑定交换机, 指定routingKey
    // @Qualifier注解给类成员变量使用时需要依赖@Autowired, 但是给方法参数可以单独使用
    @Bean
    public Binding BINDING_QUEUE_INFORM_EMAIL(@Qualifier(QUEUE_INFORM_EMAIL) Queue queue, @Qualifier (EXCHANGE_TOPIC_INFORM) Exchange exchange){
        return BindingBuilder.bind(queue).to(exchange).with(ROUTINGKEY_EMAIL).noargs();
    }

    // ROUTINGKEY_SMS队列绑定交换机, 指定routingKey
    // @Qualifier注解给类成员变量使用时需要依赖@Autowired, 但是给方法参数可以单独使用
    @Bean
    public Binding BINDING_QUEUE_INFORM_SMS(@Qualifier(QUEUE_INFORM_BPM) Queue queue, @Qualifier (EXCHANGE_TOPIC_INFORM) Exchange exchange){
        return BindingBuilder.bind(queue).to(exchange).with(ROUTINGKEY_BPM).noargs();
    }

    @Bean
    public MessageConverter messageConverter(){
        return new Jackson2JsonMessageConverter();
    }


}
